| /* |
| * sysctl_net_ipv6.c: sysctl interface to net IPV6 subsystem. |
| * |
| * Changes: |
| * YOSHIFUJI Hideaki @USAGI: added icmp sysctl table. |
| */ |
| |
| #include <linux/mm.h> |
| #include <linux/sysctl.h> |
| #include <linux/in6.h> |
| #include <linux/ipv6.h> |
| #include <net/ndisc.h> |
| #include <net/ipv6.h> |
| #include <net/addrconf.h> |
| #include <net/inet_frag.h> |
| |
| static ctl_table ipv6_table[] = { |
| { |
| .ctl_name = NET_IPV6_ROUTE, |
| .procname = "route", |
| .maxlen = 0, |
| .mode = 0555, |
| .child = ipv6_route_table |
| }, |
| { |
| .ctl_name = NET_IPV6_ICMP, |
| .procname = "icmp", |
| .maxlen = 0, |
| .mode = 0555, |
| .child = ipv6_icmp_table |
| }, |
| { |
| .ctl_name = NET_IPV6_BINDV6ONLY, |
| .procname = "bindv6only", |
| .data = &sysctl_ipv6_bindv6only, |
| .maxlen = sizeof(int), |
| .mode = 0644, |
| .proc_handler = &proc_dointvec |
| }, |
| { |
| .ctl_name = NET_IPV6_IP6FRAG_HIGH_THRESH, |
| .procname = "ip6frag_high_thresh", |
| .data = &ip6_frags_ctl.high_thresh, |
| .maxlen = sizeof(int), |
| .mode = 0644, |
| .proc_handler = &proc_dointvec |
| }, |
| { |
| .ctl_name = NET_IPV6_IP6FRAG_LOW_THRESH, |
| .procname = "ip6frag_low_thresh", |
| .data = &ip6_frags_ctl.low_thresh, |
| .maxlen = sizeof(int), |
| .mode = 0644, |
| .proc_handler = &proc_dointvec |
| }, |
| { |
| .ctl_name = NET_IPV6_IP6FRAG_TIME, |
| .procname = "ip6frag_time", |
| .data = &ip6_frags_ctl.timeout, |
| .maxlen = sizeof(int), |
| .mode = 0644, |
| .proc_handler = &proc_dointvec_jiffies, |
| .strategy = &sysctl_jiffies, |
| }, |
| { |
| .ctl_name = NET_IPV6_IP6FRAG_SECRET_INTERVAL, |
| .procname = "ip6frag_secret_interval", |
| .data = &ip6_frags_ctl.secret_interval, |
| .maxlen = sizeof(int), |
| .mode = 0644, |
| .proc_handler = &proc_dointvec_jiffies, |
| .strategy = &sysctl_jiffies |
| }, |
| { |
| .ctl_name = NET_IPV6_MLD_MAX_MSF, |
| .procname = "mld_max_msf", |
| .data = &sysctl_mld_max_msf, |
| .maxlen = sizeof(int), |
| .mode = 0644, |
| .proc_handler = &proc_dointvec |
| }, |
| { .ctl_name = 0 } |
| }; |
| |
| struct ctl_path net_ipv6_ctl_path[] = { |
| { .procname = "net", .ctl_name = CTL_NET, }, |
| { .procname = "ipv6", .ctl_name = NET_IPV6, }, |
| { }, |
| }; |
| EXPORT_SYMBOL_GPL(net_ipv6_ctl_path); |
| |
| static struct ctl_table_header *ipv6_sysctl_header; |
| |
| static int ipv6_sysctl_net_init(struct net *net) |
| { |
| ipv6_sysctl_header = register_net_sysctl_table(net, net_ipv6_ctl_path, |
| ipv6_table); |
| if (!ipv6_sysctl_header) |
| return -ENOMEM; |
| |
| return 0; |
| |
| } |
| |
| static void ipv6_sysctl_net_exit(struct net *net) |
| { |
| unregister_net_sysctl_table(ipv6_sysctl_header); |
| } |
| |
| static struct pernet_operations ipv6_sysctl_net_ops = { |
| .init = ipv6_sysctl_net_init, |
| .exit = ipv6_sysctl_net_exit, |
| }; |
| |
| int ipv6_sysctl_register(void) |
| { |
| return register_pernet_subsys(&ipv6_sysctl_net_ops); |
| } |
| |
| void ipv6_sysctl_unregister(void) |
| { |
| unregister_pernet_subsys(&ipv6_sysctl_net_ops); |
| } |